#grain {
    height: 415px;
    background-color: rgba(0, 0, 0, .8);
    padding-top: 1px;

    .api-title {
        z-index: 1;
    }

    .container p:nth-child(1) {
        font-size: 40px;
        color: #fafafa;
    }

    .container p:nth-child(2) {

        color: #fafafa;
    }

    .container p:nth-child(3) {

        color: #fafafa;
    }
}

.menu {
    a {
        color: #Fff;
    }
}

#mydiv {
    overflow: hidden;
    position: absolute;
    width: 100% !important;
    height: 415px;

    canvas {
        width: 100% !important;
        z-index: 0 !important;
        height: 415px;
        opacity: 0.5;
        position: absolute !important;
    }
}

.floor {
    margin-bottom: 10px;


    .bigbox {
        width: 1110px;
        height: 400px;
        background-color: #f8f8f8;

        div {
            width: 350px;
            height: 120px;
            background-color: #ffffff;
            float: left;
            margin-bottom: 20px;
            margin-right: 20px;
            line-height: 120px;
            text-align: center;
        }
    }

    h2 {
        line-height: 40px;

        &:after {
            content: '';
            display: block;
            width: 14px;
            height: 2px;
            background-color: #00bdff;
        }
    }

    ul {
        li {
            width: 354px;
            height: 340px;
            border: 1px solid #eee;
            padding: 10px;
            box-sizing: border-box;
            float: left;
            margin-right: 20px;

            img {
                width: 100%;
            }

            h4 {
                margin: 20px 0 10px;
            }

            p {
                line-height: 18px;
                margin-bottom: 15px;
            }
        }
    }
}


#returnTop {
    width: 100px;
    height: 100px;
    position: fixed;
    top: 450px;
    right: 50%;
    margin-right: -600px;

    li {
        line-height: 30px;
        cursor: pointer;
        user-select: none;
    }
}